A UCLA astronomer who leads planetary defense missions for NASA says avoiding asteroid impacts is “a problem we can ...

Whether an asteroid is spinning neatly on its axis or tumbling chaotically, and how fast it is doing so, has been shown to be dependent on how ...

These so-called Venus co-orbital asteroids are currently undetected because of their alignment in the sky but could one day drift into Earth’s path, at least according to simulations combining ...

X-ray scans reveal rare chemical signatures in asteroid grains that hint at water, organics and the building blocks of life.

New research shows hidden Venus asteroids could unleash city-sized impacts. Learn why they’re so hard to spot and how telescopes might find them.

Learn more about the Quasi-moons and mini-moons that sometimes get caught in our orbit and how they could offer mining ...

Because the known Venus co-orbitals have strong eccentricity, they can move farther away from Venus and closer to Earth, thus becoming easier to see in our sky at twilight, when the Sun is below the ...

On Episode 180 of This Week In Space, Rod Pyle and Tariq Malik discuss the headlines, from the shutdown of NASA to the risky ...

NASA is tracking two bus-sized asteroids in the vicinity of the Earth that are whizzing through space at some 11,000 to 24,000 miles per hour. A space rock known as "2025 HP22," measuring ...

Asteroid 2025 TC will pass Earth on October 3, 2025. This house-sized space rock measures 44 feet across. It travels at over ...

Whether an asteroid is spinning neatly on its axis or tumbling chaotically, and how fast it is doing so, has been shown to be ...